Home / 204,234.72-306,352.20-64,004.28

Finding the Fourth Proportional to 204,234.72, 306,352.20 and 64,004.28

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Solution

The fourth proportional to 204,234.72, 306,352.20 and 64,004.28 is: 96,006.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,234.72 : 306,352.20 = 64,004.28 : x
  2. Step 2: Convert to fraction form
    204,234.72/306,352.20 = 64,004.28/x
  3. Step 3: Cross multiply
    204,234.72x = 306,352.20 × 64,004.28
  4. Step 4: Simplify right side
    204,234.72x = 19,607,851,987.42
  5. Step 5: Solve for x
    x = 19,607,851,987.42/204,234.72
  6. Step 6: Final answer
    x = 96,006.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.